Home / 19,619.60-27,075.06-10,667.07

Finding the Fourth Proportional to 19,619.60, 27,075.06 and 10,667.07

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Solution

The fourth proportional to 19,619.60, 27,075.06 and 10,667.07 is: 14,720.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,619.60 : 27,075.06 = 10,667.07 : x
  2. Step 2: Convert to fraction form
    19,619.60/27,075.06 = 10,667.07/x
  3. Step 3: Cross multiply
    19,619.60x = 27,075.06 × 10,667.07
  4. Step 4: Simplify right side
    19,619.60x = 288,811,560.27
  5. Step 5: Solve for x
    x = 288,811,560.27/19,619.60
  6. Step 6: Final answer
    x = 14,720.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.